A primitive root; to fuse (metal), i.e. Refine (literally or figuratively) -- cast, (re-)fine(-er), founder, goldsmith, melt, pure, purge away, try.
H6884. tsaraph
צָרַף verb smelt, refine, test (Late Hebrew id.; Phoenician מצרף smelter; Assyrian ƒurrupu, refined, ƒarpu, silver, naƒraptu, crucible; Arabic is pure, unmixed (especially of wine); **compare pure silver, etc., SchulthGGA, 1902, 673; also ZimGGA, 1899, 250; KAT 3, 650 (Hebrew, etc., borrowed from Assyrian); very doubtful is Sabean צרף silver, money, compare MordtmHim. Inschr. pp. 14, 29 CISiv, No. 291, 1.1); —
Qal Perfect3masculine singular ׳צ Jeremiah 6:29, suffix צְרָפָ֑תְהוּ Psalm 105:19; 2masculine singular suffix צְרַפְתָּנִי 17:3, etc.; Imperfect1singular אֶצְרֹף Isaiah 1:25, suffix אֶצְרְפֶנּוּ Judges 7:4; Imperative masculine singular צרופה Psalm 26:2 Kt, צָרְפָה Qr; Infinitive absolute צָרוֺף Jeremiah 6:29; construct לִצְרוֺף Daniel 11:35, etc.; Participle active suffix צוֺרְכָּם Jeremiah 9:6, etc.; pass. צָרוּף Psalm 12:7, etc.; —
1 smelt, refine: Jeremiah 6:29 (twice in verse) in vain hath he smelted continually (infinitive absolute; figurative of purifying people); so smelt away Isaiah 1:25 (accusative of dross; figurative); of silver Zechariah 13:9; Psalm 66:10, בַּעֲלִיל צָרוּף כֶּסֶף 12:7 (all simile); of י ׳אִמְרַת 18:31 = 2 Samuel 22:31; Psalm 119:140; Proverbs 30:5 (אֱלוֺהַּ אִמְרַת); refine (men, by trials) Daniel 11:35 (+ לַלְבֵּן לִבָרֵר,).
2 test Judges 7:4 I will test them (the warriors) for thee (׳י subject); — perhaps also 7:3 (see I. צפר); more Generally, of ׳י's testing, trying (the hearts of) men (often "" בָּחַן) Jeremiah 9:6; Isaiah 48:10; Zechariah 13:9; Psalm 26:2; 66:10.
3 test (and prove true) a man (subject ׳יs saying) Psalm 105:19.
4 Participle active as
noun smelter, refiner, hence = goldsmith Judges 17:4; Jeremiah 10:9, 14; 51:17; Isaiah 40:19 (twice in verse) (but perhaps strike out vb, compare Du Che Marti), 41:7; 46:6; Proverbs 25:4; as a guild Nehemiah 3:8, 32.
Niph`al Imperfect3masculine plural יִצָּֽרְפוּ Daniel 12:10 many shall be refined (by suffering; + יִתְלַבְּנוּ יִתְבָּֽרְרוּ,).
Pi`el Participle מְצָרֵף as
noun a refiner, מ ׳כְּאֵשׁ Malachi 3:2 (simile of ׳י), compare ׳מְ alone 3:3 (+ כֶּסֶף מְטַהֵר).